[INFO] fetching crate summain 0.26.0... [INFO] checking summain-0.26.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] extracting crate summain 0.26.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate summain 0.26.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate summain 0.26.0 [INFO] finished tweaking crates.io crate summain 0.26.0 [INFO] tweaked toml for crates.io crate summain 0.26.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate summain 0.26.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unix_mode v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c7da610db8ce43cd4ffacad3ac14be74dd9edcf1c387b208e5573334938c788 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3c7da610db8ce43cd4ffacad3ac14be74dd9edcf1c387b208e5573334938c788", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c7da610db8ce43cd4ffacad3ac14be74dd9edcf1c387b208e5573334938c788", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c7da610db8ce43cd4ffacad3ac14be74dd9edcf1c387b208e5573334938c788", kill_on_drop: false }` [INFO] [stdout] 3c7da610db8ce43cd4ffacad3ac14be74dd9edcf1c387b208e5573334938c788 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fbb4c79f8f63086b36a5116f30f0280dfb5fddf3398da632a8aa4dd8636cff7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2fbb4c79f8f63086b36a5116f30f0280dfb5fddf3398da632a8aa4dd8636cff7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling anyhow v1.0.37 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking unix_mode v0.1.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha2 v0.9.2 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking serde_yaml v0.8.14 [INFO] [stderr] Checking summain v0.26.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.14s [INFO] running `Command { std: "docker" "inspect" "2fbb4c79f8f63086b36a5116f30f0280dfb5fddf3398da632a8aa4dd8636cff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fbb4c79f8f63086b36a5116f30f0280dfb5fddf3398da632a8aa4dd8636cff7", kill_on_drop: false }` [INFO] [stdout] 2fbb4c79f8f63086b36a5116f30f0280dfb5fddf3398da632a8aa4dd8636cff7